Godox AD-600B TTL All-in-One Powerful Outdoor Flash

600Ws, GN87, 9 steps of power adjustment(1/1 to 1/256). Stable color temperature at 5600±200K over the entire power range.
Fully support High-speed sync (up to 1/8000 seconds), first-curtain sync, and second-curtain sync. Optical and Built-in 2.4G wireless transmission to offer stable output. 80M Wireless Control with precision.
11.1V/8700mAh large capacity lithium battery pack to provide 500 full power flashes and recycle in 0.01-2.5 second. DC/AC are both applicable(Change to AC alternating current module after lithium battery pack detached).